The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 13, 2012
Filed:
Oct. 15, 2007
Christoph Gerard August Hoelen, Eindhoven, NL;
Rene Theodorus Wegh, Eindhoven, NL;
Jan Broere, Eindhoven, NL;
Ludo Haenen, Eindhoven, NL;
Christoph Gerard August Hoelen, Eindhoven, NL;
Rene Theodorus Wegh, Eindhoven, NL;
Jan Broere, Eindhoven, NL;
Ludo Haenen, Eindhoven, NL;
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Abstract
A luminair and a display device including a light emitting diode, a light exit window and a luminescent layer arranged between the light emitting diode and the light exit window. The light emitting diode emits light of a first primary color. The luminescent layer is arranged between the light emitting diode and the light exit window for converting part of the light emitted by the light emitting diode into light of a second primary color. The luminescent layer includes a garnet luminescent material of one of at least Lutetium, Cerium, Silicon and Nitrogen, or a combination of a garnet luminescent material of at least Lutetium and Cerium and a garnet luminescent material of at least Cerium and at least one of Yttrium and Gadolinium.